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Finding the Fourth Proportional to 215,568.62, 297,492.10 and 124,924.76

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Solution

The fourth proportional to 215,568.62, 297,492.10 and 124,924.76 is: 172,400.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,568.62 : 297,492.10 = 124,924.76 : x
  2. Step 2: Convert to fraction form
    215,568.62/297,492.10 = 124,924.76/x
  3. Step 3: Cross multiply
    215,568.62x = 297,492.10 × 124,924.76
  4. Step 4: Simplify right side
    215,568.62x = 37,164,129,194.40
  5. Step 5: Solve for x
    x = 37,164,129,194.40/215,568.62
  6. Step 6: Final answer
    x = 172,400.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.